Portable charging device



FIG. 1 is a top perspective view of the portable charging device inaccordance with an embodiment of our design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is front view thereof;

FIG. 6 is top view thereof;

FIG. 7 is bottom view thereof;

FIG. 8 is a top perspective view of the portable charging device withconnectors in an expanded position;

FIG. 9 is a right side view thereof;

FIG. 10 is a left side view thereof;

FIG. 11 is a rear view thereof;

FIG. 12 is front view thereof;

FIG. 13 is top view thereof; and,

FIG. 14 is bottom view thereof.

The broken lines shown in the drawings are included for the purpose ofillustrating environmental structure and form no part of the claimeddesign.

CLAIM The ornamental design for a portable charging device, as shown anddescribed.